}ĿСMСϣСO(sh)Ӌ(j)·DM(jn)Ќ(sh)(yn)(sh)(yn)(sh)(j)ӛڱУDʾ·Dc(sh)(yn)(sh)(j)(yng)ǣ
A.СM
B.Сϣ
C.С
D.(yng)
𰸡B
⣺·пֵ֪Rc׃(lin)
(dng)Ƭƕr·е׃С·еĿ׃С
I= ֪·е׃
U=IR֪Rɶ˵늉׃
(lin)·п늉ڸ늉֮
ԣ׃ɶ˵늉׃Сt
A늉(lin)Rɶ˵늉(dng)ʾ(sh)r늉ʾ(sh)СM·Dc(sh)(yn)(sh)(j)(yng)
B늉(lin)׃ɶˣ(dng)ʾ(sh)r늉ʾ(sh)pССϣ·Dc(sh)(yn)(sh)(j)(yng)
C늉(lin)Դ(dng)ʾ(sh)r늉ʾ(sh)׃С·Dc(sh)(yn)(sh)(j)(yng)
xB
·пֵ֪Rc׃(lin)Ƭƕr·е׃С(j)Wķɿ֪·е׃Rɶ˵늉׃(j)(lin)·늉c(din)֪׃ɶ˵늉׃(j)˷(sh)(j)ó𰸣
Ŀ Դ }ͣ
}Ŀ̽ƽRc(din)(sh)(yn)呪(yng)________ˮƽõcwRľxP(gun)ϵw________λöΌ(sh)(yn)xͬһͬDʾ̽RҎ(gu)Č(sh)(yn)УRڹAc(din)̎ϞT________(yng)Răɂ(c)ϞTBc(din)̎õsСČ(sh)tԓRĽ________ 10ףxС
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Ŀ Դ }ͣ
}ĿDʾ|(zh)ؾĈAwFɌ(sh)λÄD(zhun)̓ʾλ^FʼKAc(din)cOAֱִOAAwMֱAwD(zhun)^вtз_ǣ
A. Fu׃С
B. Fu׃
C. FʼKLFʼKСֵ׃
D. loД
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Ŀ Դ }ͣ
}ĿСAW(xu)(x)^У(jng)ӟͺˮ͵ıȟݱˮС
1܉֧@һ(sh)
A.ͬrرˮ
B.ܰʳըSˮ
C.Ưˮ
D.ͱˮyl(f)
2(yn)CСAɂͬӵğքeͬˮyijʼضȣɜضӋ(j)ʾ(sh)ͬD9ʾijʼضȞ森
3СA룺wضյğc|(zh)|(zh)NP(gun)оwضյğc|(zh)NP(gun)ƶ˃ɂ
AоͬĜضȣȻ^՟Ķ
BоͬğȻ^ߜضȵĸߵ
a܉(zhn)_ؿw՟Ķʹˮúͬrg(ni)ͬğDZΌ(sh)(yn)P(gun)I@c(din)(sh)(yn)ǣ
bijͬW(xu)(sh)(yn)2ͬWзքeʢˮÃɂ늼ӟM(jn)мӟᣬ±Č(sh)(yn)ӛ(j)(sh)(yn)ӛ䛻شІ}
̖ | Һw | |(zh)/g | ߵĜض/ | ӟrg/min |
1 | ˮ | 300 | 25 | 6 |
2 | 300 | 30 | 6 |
ԓͬW(xu)xķ ڌ(sh)(yn)пͬ@N(sh)(yn)Q ^ĽY(ji)ȟݴ
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}ĿDǽrõbʾDʹ늄әC(j)ͻ݆MDδ(sh)LwAĽQֱٵD|KAF1Srgt׃ĈDAȫx_ˮ늄әC(j)KFС1104N݆MęC(j)еЧʞ75%֪A3104NAٶʼK0.1m/sӋ(j)|Kc݆gĦKأ]L(fng)ˮصӰ푣
1LwAδ¶ˮrܵĸ
2LwAwe
3LwAܶ
4LwAȫx_ˮ^FĹʣ
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Ŀ Դ }ͣ
}ĿDʾABɷNȼȫȼጷŵğQc|(zh)mP(gun)ϵDĈDпɿAȼϵğֵBȼϵğֵxڡСڡڡژ(bio)(zhn)≺£һ|(zh)Bȼȫȼጷŵğ4.9106J60%ğ|(zh)10kgʼضȞ38ˮCˮ=4.2103J/kg棩tˮĜضȌ森
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}ĿС̽ˮķv(sh)(yn)D
1_o`(j)D˕rƿˮČ(sh)Hض
2DZ(sh)(yn)^вͬr̵ĜضӛСڴĴӛeһ(sh)(yn)(sh)(j)J(rn)e`Ĕ(sh)(j)@ДՓ(j)
rg/min | 8 | 9 | 10 | 11 | 12 | 13 | 14 | ||
ض/ | 96 | 97 | 98 | 98 | 95 | 98 | 98 |
3С롰оҺwc(din)c≺P(gun)ϵџƿxˮֹͣvѸƿãƿםˮDʾĬF(xin) f
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Ŀ Դ }ͣ
}Ŀ(ji)ڣSȥI;l(f)F(xin)ܶF(xin)c҂W(xu)^P(gun)һЩ(yng)ӛJ(rn)ӛ_ǣ
A. ܇x܇rǰA?yn)ܵTԵ
B. ܇·߅ĘľwYȥ@?yn)x܇酢
C. ʮ犕rg܇ٶȃxָʾDʾt@Εrg܇һֱ\(yn)
D. ڹIܶıƷ|(zh)һp@AF(xin)
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